6T4S

3C-like protease from Southampton virus complexed with FMOPL000013a.

Functional Information from GO Data

Chain	GOid	namespace	contents
A	0004197	molecular_function	cysteine-type endopeptidase activity
A	0006508	biological_process	proteolysis
B	0004197	molecular_function	cysteine-type endopeptidase activity
B	0006508	biological_process	proteolysis

Functional Information from PDB Data

site_id	AC1
Number of Residues	4
Details	binding site for residue K2P A 201

Chain	Residue
A	PHE40
A	ILE64
A	ARG65
A	HOH331

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Functional Information from SwissProt/UniProt

site_id	SWS_FT_FI1
Number of Residues	3
Details	ACT_SITE: For 3CLpro activity => ECO:0000255|PROSITE-ProRule:PRU00870

Chain	Residue	Details
B	HIS30
B	GLU54
B	CYS139

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